Home / 12,096,536.94-18,145,691.64-4,812,842.88

Finding the Fourth Proportional to 12,096,536.94, 18,145,691.64 and 4,812,842.88

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Solution

The fourth proportional to 12,096,536.94, 18,145,691.64 and 4,812,842.88 is: 7,219,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,536.94 : 18,145,691.64 = 4,812,842.88 : x
  2. Step 2: Convert to fraction form
    12,096,536.94/18,145,691.64 = 4,812,842.88/x
  3. Step 3: Cross multiply
    12,096,536.94x = 18,145,691.64 × 4,812,842.88
  4. Step 4: Simplify right side
    12,096,536.94x = 87,332,362,812,249.53
  5. Step 5: Solve for x
    x = 87,332,362,812,249.53/12,096,536.94
  6. Step 6: Final answer
    x = 7,219,616.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.